[ACME] Fix insecure http verifications

docker-compose.yml

@@ -312,7 +312,7 @@ services:
     acme-mailcow:
       depends_on:
         - nginx-mailcow
-      image: mailcow/acme:1.59
+      image: mailcow/acme:1.60
       build: ./data/Dockerfiles/acme
       dns:
         - ${IPV4_NETWORK:-172.22.1}.254